Biologically active substances in grated cocoa and cocoa butter. Article in Russian Kosman VM, Stankevich NM, Makarov VG, Tikhonov VP. In the article results of comparative analysis of grated cocoa and cocoa butter samples are presented. The investigation was done by modern instrumental methods such as HPLC, GC, UV- VIS-spectroscopy,. Caribbean Cocoa Tea. Stir in the grated cocoa, cook for 10 more minutes, then stir in the milk and sugar. Stir in the cornstarch slurry and cook until thickened, about 2 minutes.